Statoil's Subsea Technology Challenges - Statoil Innovate
Statoil's Subsea Technology Challenges - Statoil Innovate
Statoil's Subsea Technology Challenges - Statoil Innovate
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<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> – Architecture & Systems1 All electrical subsea system.2 Equipment flexibility for use on different suppliers and fields.3 Clamp connector that can be closed and seal with angular misalignment.4 Life time flexibility.
<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> – <strong>Subsea</strong> Separation1. Compact system for bulk water separation including control system.(Inline separator).2. Remove water from oil dominated well stream to avoid hydrate formation in production pipe line(given MEG inhibition) to enable long distance transport.3. Remove liquid from gas dominated well stream to enable tie in to gas export pipe line or avoidhydrate formation in production pipeline.4. Measurement and control of gas quality for subsea gas scrubber.5. Online subsea OIW (Oil in Water) monitoring.6. <strong>Subsea</strong> fast responding control valve.7. Pre-conditioning of sea water for injection (sulphate removal, filtering, O2, etc,).8. On-line monitoring of scale precipitation and deposit.9. <strong>Subsea</strong> bulk separation of heavy oil.10. <strong>Subsea</strong> electrostatic coalesher.
<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> – <strong>Subsea</strong> Separation11. Water emulsification of heavy oil preparing for transport.12. Increase differential pressure on subsea multiphase pumps to ~200 bar.13. Larger electrical motors for pumping applications, 6 MW.14. Gas tolerant liquid pumps.15. Pumps for higher shut-in pressures and deeper waters.16. More robust down hole pump systems.17. Small compressor for "small-field“ application.18. Large compressor for field installation. Liquid tolerant centrifugal compressor.19. Qualify operational strategy in order to operate subsea compressor system without recyclefunctionality.20. Qualify magnet bearing systems based on compressor/permanent magnet motor configuration.Alternative bearing systems for gas compressor21. Cooling systems.
<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> – HV Power Supply1. Deepwater power umbilical.2. Deepwater HV (High Voltage) connector systems.3. 3 kV Wet Mate connector system.4. Adjustable Speed Drive.5. Switchgear.6. DC (Direct Current) connector/penetrator systems.7. AC/DC (Alternating Current/Direct Current) converters.8. Dynamic DC riser.9. High pressure penetrators.10. Local power generation systems.
<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> - Production Control System12Limitless Control Power and CommunicationUmbilical tie-in heads.3 Leakage detection: Cost-efficient leak detector for satellites.4 Leakage detection: Cost effective retrofit leak detector.
<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> - Production Control System5 <strong>Subsea</strong> HPU (High Pressure Unit).6 All electric system: Electrical anti-surge valve – needs further development andqualification7 All electric system: The electrical down-hole safety valve needs further development andqualification to meet our needs.8 All electric system: Electric tree with low power consumption.
<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> - Production Control System9 All electric system: Electric workover control system. Sufficient power toactuators/eSCM’s (<strong>Subsea</strong> Control Module) and electric ROV/AUV (Remote OperatedVehicle).10 Reliability: High quality controls system products & component.11 Process control: Control algorithms for compact separation.12 Integrated Operations: Condition monitoring of instruments and actuators, SCM's (<strong>Subsea</strong>Control Module) in particular
<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> - Production Control System13 Liquid fraction measurement in gas for wet gas compression.14 Online WiO (Water in Oil) measurement for transport quality.15 Online WiO measurement for fiscal purpose.16 Online OiW (Oil in Water) measurement for production control.17 Online WiG (Water in Gas) for hydrate control.18 Improved online isolation monitoring of umbilical and subsea electrical powerdistribution for SCM's.19 Improve quality of LV (Low Voltage) electrical connectors/end terminations.20 Improve quality of LV electrical jumpers.
<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> - IMR (Inspection, Maintenance & Repair)1 Increase MHS (Module Handling System) capacity to be able to handle larger modules (up to70T and up to 10m height).2 Develop method/equipment to enable replacement (recovery) of large process modules(>70T).3 Rerate/investigate capacity of old ROT (Remote Operated Tools) in <strong>Subsea</strong> pool to bettermatch capacity in current IMR fleet.4 Investigate MHS interface possibilities for deepwater ROT / modules (guidewire lessoperation).
<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> - IMR (Inspection, Maintenance & Repair)5 All-electric ROV (Remote Operated Vehicle) - el. Manipulator.6 3D visualization capability for manipulator operations.7 International standard/ recommended practice for equipment intended for underwater lifting.8 Sonar amplification.9 All-electric ROV (Remote Operated Vehicle) - el. torque tool.
<strong>Subsea</strong> <strong>Technology</strong> <strong>Challenges</strong> – Marine Operations1 Vessels suitable for operations in harsh environments/ice covered waters.2 Contingency and emergency preparedness for marine operations in harsh environment/icecovered waters.3 Installation methods/concepts for ultra deep waters.4 Intervention methods/concepts for ultra deep waters.5 Large capacity installation equipment for long step-outs (typical reel/carousel capacity).
Thank you<strong>Statoil</strong> <strong>Innovate</strong>: What’s your idea?Dag ØxnevadLeading Advisor – <strong>Subsea</strong> Production Systems - <strong>Statoil</strong>dox@statoil.com, tel: +47 90 19 85 19www.statoil.com
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